Hypertherm XPR300 - Page 15

XPR170 Instruction Manual 810060 15
Ignite State (8).......................................................................................................................... 211
Pilot arc State (9)..................................................................................................................... 212
Rampup State (11).................................................................................................................. 213
Steady State (12)..................................................................................................................... 213
Rampdown State (13) ............................................................................................................ 214
End of cycle State (14)........................................................................................................... 214
High-voltage relay stages (closed or opened) in the ohmic circuit.......................................... 214
Automatic purges................................................................................................................................. 215
Gas-change purges for OptiMix or VWI XPR cutting systems..................................... 215
Process-setup purges for all XPR cutting systems ......................................................... 216
How to choose the torch positions and process settings you need.................................................... 217
Perpendicular-position cutting, marking, and piercing................................................................ 217
Cutting........................................................................................................................................ 217
Marking ....................................................................................................................................... 217
Piercing....................................................................................................................................... 217
Bevel cutting.......................................................................................................................................... 218
Bevel compensation tables.................................................................................................... 219
Ferrous (mild steel) processes.......................................................................................................... 219
Non-ferrous (stainless steel and aluminum) processes.............................................................. 220
Stainless steel........................................................................................................................... 221
Aluminum.................................................................................................................................... 222
Processes for special applications .................................................................................................. 223
Underwater cutting .................................................................................................................. 223
Mirror cutting............................................................................................................................. 224
Process selection............................................................................................................................................. 225
How to use process IDs to access optimal settings................................................................... 225
Process ID offsets / overrides............................................................................................... 226
How to use cut charts..................................................................................................................................... 227
Process core thickness (PCT).......................................................................................................... 227
Process categories.............................................................................................................................. 227
How to select consumables .......................................................................................................................... 230
Factors of cut quality....................................................................................................................................... 230
Dross....................................................................................................................................................... 230
How to get the results you want....................................................................................................... 230
General recommendations for all processes..................................................................... 231
Recommendations for perpendicular-position cutting processes................................ 231
Recommendations for piercing processes......................................................................... 232
Recommendations for marking processes......................................................................... 233
Recommendations for bevel-cutting processes ............................................................... 233
How to maximize the life of consumable parts.............................................................................. 234